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Sunlight Data Services

We offer free APIs for a number of our projects and tools. Ready to get started? Sign up for a key on your right. Need some help? Learn more about APIs (a.k.a. application programming interfaces) in this Sunlight Academy tutorial video.

Scroll down for libraries and explore all of the Sunlight Labs open source projects on GitHub.

This API powers:

Docket Wrench enables investigations into the rulemaking process of federal agencies with tracking of similar public comments and entity matching for a complete picture of their influence across millions of documents. Its API gives developers programmatic access to metadata for documents, dockets and agencies, as well as to Docket Wrench's clustering and text analysis tools.

This API powers:

The Influence Explorer API gives programmers and journalists the ability to easily create subsets of large data for their own research and development purposes. The API currently offers campaign contributions and lobbying records with more data sets coming soon.

This API powers:

Provides access to the underlying, raw data that the Sunlight Foundation creates based on fundraising invitations collected in Party Time. As we enter information on new invitations, the database updates automatically.

This API powers:

A JSON and CSV API that delivers up-to-the-minute campaign finance information on federal candidates, committees, PACs and other groups that file electronically with the Federal Election Commission. Summary information for Senate candidate committees, which file on paper, is available as soon as they have been digitized by the FEC.